Paper/patches/server/0790-Configurable-feature-seeds.patch
2022-06-02 21:26:56 -07:00

111 lines
6.7 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Nassim Jahnke <jahnke.nassim@gmail.com>
Date: Tue, 31 Aug 2021 17:05:27 +0200
Subject: [PATCH] Configurable feature seeds
Co-authored-by: Thonk <30448663+ExcessiveAmountsOfZombies@users.noreply.github.com>
diff --git a/src/main/java/co/aikar/timings/TimingsExport.java b/src/main/java/co/aikar/timings/TimingsExport.java
index 4092a227a540a1c5cfb95efcc2a36e049b9a979c..e2f60115370f19e935eb3b14d5de99aa4126c6b0 100644
--- a/src/main/java/co/aikar/timings/TimingsExport.java
+++ b/src/main/java/co/aikar/timings/TimingsExport.java
@@ -282,7 +282,7 @@ public class TimingsExport extends Thread {
JSONObject object = new JSONObject();
for (String key : config.getKeys(false)) {
String fullKey = (parentKey != null ? parentKey + "." + key : key);
- if (fullKey.equals("database") || fullKey.equals("settings.bungeecord-addresses") || TimingsManager.hiddenConfigs.contains(fullKey) || key.startsWith("seed-") || key.equals("worldeditregentempworld")) {
+ if (fullKey.equals("database") || fullKey.equals("settings.bungeecord-addresses") || TimingsManager.hiddenConfigs.contains(fullKey) || key.startsWith("seed-") || key.equals("worldeditregentempworld") || key.equals("feature-seeds")) {
continue;
}
final Object val = config.get(key);
diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index bd3a33e191ff2583ef7a658a0e198e11362b7e38..01f25f5b87b986075f3100ff930cf492bc28ccd9 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -994,6 +994,55 @@ public class PaperWorldConfig {
return table;
}
+ public it.unimi.dsi.fastutil.objects.Object2LongOpenHashMap<net.minecraft.resources.ResourceLocation> featureSeeds = new it.unimi.dsi.fastutil.objects.Object2LongOpenHashMap<>();
+ private void featureSeeds() {
+ featureSeeds.defaultReturnValue(-1);
+ final boolean randomise = getBoolean("feature-seeds.generate-random-seeds-for-all", false);
+ final ConfigurationSection defaultSection = config.getConfigurationSection("world-settings.default.feature-seeds");
+ final ConfigurationSection section = config.getConfigurationSection("world-settings." + worldName + ".feature-seeds");
+ final net.minecraft.core.Registry<net.minecraft.world.level.levelgen.feature.ConfiguredFeature<?, ?>> registry
+ = net.minecraft.server.MinecraftServer.getServer().registryAccess().registryOrThrow(net.minecraft.core.Registry.CONFIGURED_FEATURE_REGISTRY);
+ if (section != null) {
+ loadFeatureSeeds(section, registry);
+ }
+
+ // Also use default set seeds if not already set per world
+ loadFeatureSeeds(defaultSection, registry);
+
+ if (randomise) {
+ final Map<String, Object> randomisedSeeds = new HashMap<>();
+ final java.util.Random random = new java.security.SecureRandom();
+ for (final net.minecraft.resources.ResourceLocation resourceLocation : registry.keySet()) {
+ if (featureSeeds.containsKey(resourceLocation)) {
+ continue;
+ }
+
+ final long seed = random.nextLong();
+ randomisedSeeds.put("world-settings." + worldName + ".feature-seeds." + resourceLocation.getPath(), seed);
+ featureSeeds.put(resourceLocation, seed);
+ }
+ if (!randomisedSeeds.isEmpty()) {
+ config.addDefaults(randomisedSeeds);
+ }
+ }
+ }
+
+ private void loadFeatureSeeds(final ConfigurationSection section, final net.minecraft.core.Registry<net.minecraft.world.level.levelgen.feature.ConfiguredFeature<?, ?>> registry) {
+ for (final String key : section.getKeys(false)) {
+ if (!(section.get(key) instanceof Number)) {
+ continue;
+ }
+
+ final net.minecraft.resources.ResourceLocation location = new net.minecraft.resources.ResourceLocation(key);
+ if (!registry.containsKey(location)) {
+ logError("Invalid feature resource location: " + location);
+ continue;
+ }
+
+ featureSeeds.putIfAbsent(location, section.getLong(key));
+ }
+ }
+
public int getBehaviorTickRate(String typeName, String entityType, int def) {
return getIntOrDefault(behaviorTickRates, typeName, entityType, def);
}
diff --git a/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java b/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
index a3af8b892a01756addc8c24e0726b5a8a700cbba..d5930d8ced9566c5494bed3685cf2d536eef6d50 100644
--- a/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
+++ b/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
@@ -535,7 +535,7 @@ public abstract class ChunkGenerator implements BiomeManager.NoiseBiomeSource {
int j = list.size();
try {
- Registry<PlacedFeature> iregistry1 = generatoraccessseed.registryAccess().registryOrThrow(Registry.PLACED_FEATURE_REGISTRY);
+ Registry<PlacedFeature> iregistry1 = generatoraccessseed.registryAccess().registryOrThrow(Registry.PLACED_FEATURE_REGISTRY); // Paper - diff on change
int k = Math.max(GenerationStep.Decoration.values().length, j);
for (int l = 0; l < k; ++l) {
@@ -608,7 +608,15 @@ public abstract class ChunkGenerator implements BiomeManager.NoiseBiomeSource {
return (String) optional.orElseGet(placedfeature::toString);
};
- seededrandom.setFeatureSeed(i, l1, l);
+ // Paper start - change populationSeed used in random
+ long featurePopulationSeed = i;
+ final net.minecraft.resources.ResourceLocation location = iregistry1.getKey(placedfeature);
+ final long configFeatureSeed = generatoraccessseed.getMinecraftWorld().paperConfig.featureSeeds.getLong(location);
+ if (configFeatureSeed != -1) {
+ featurePopulationSeed = seededrandom.setDecorationSeed(configFeatureSeed, blockposition.getX(), blockposition.getZ()); // See seededrandom.setDecorationSeed from above
+ }
+ seededrandom.setFeatureSeed(featurePopulationSeed, l1, l);
+ // Paper end
try {
generatoraccessseed.setCurrentlyGenerating(supplier1);